Home / 2,448,330.90-3,669,871.95-931,427.70

Finding the Fourth Proportional to 2,448,330.90, 3,669,871.95 and 931,427.70

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Solution

The fourth proportional to 2,448,330.90, 3,669,871.95 and 931,427.70 is: 1,396,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448,330.90 : 3,669,871.95 = 931,427.70 : x
  2. Step 2: Convert to fraction form
    2,448,330.90/3,669,871.95 = 931,427.70/x
  3. Step 3: Cross multiply
    2,448,330.90x = 3,669,871.95 × 931,427.70
  4. Step 4: Simplify right side
    2,448,330.90x = 3,418,220,389,683.02
  5. Step 5: Solve for x
    x = 3,418,220,389,683.02/2,448,330.90
  6. Step 6: Final answer
    x = 1,396,143.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.